Finding the Third Proportional to 13,974 and 21,141
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Solution
The third proportional to 13,974 and 21,141 is: 31,983.82
Step by Step Solution
- Step 1: Write the proportion equation
13,974 : 21,141 = 21,141 : x - Step 2: Convert to fraction form
13,974/21,141 = 21,141/x - Step 3: Cross multiply
13,974x = 21,141 × 21,141 - Step 4: Simplify right side
13,974x = 446,941,881 - Step 5: Solve for x
x = 446,941,881/13,974 - Step 6: Final answer
x = 31,983.82
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.